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針孔照相機
释义
針孔照相機
zhēn kǒng zhào xiàng jī
利用针孔现象摄影的照相机。即在照相机暗箱的一面中央挖一小孔,对面的内侧则安装感光材料。孔的大小与影像的明亮度成正比。
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更新时间:2025/4/27 18:27:53